ERX310, ERX7xx, and ERX14xx System Maximums
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Appendix A: System Maximums
Logical density per chassis
Logical E1s per chassis
504
1260
3024
3024
Logical E3s per chassis
24
60
144
144
Logical fractional E1s (DS0) per chassis
4000
10,000
24,000
24,000
Logical fractional T1s (DS0) per chassis
4000
10,000
24,000
24,000
Logical OC3/STM1 per chassis
8
20
48
48
Logical OC12/STM4 per chassis
2
5
12
12
Logical OC48/STM16 per chassis
(ERX1440 router only)
–
–
–
2
Logical T1s per chassis
672
1680
4032
4032
Logical T3s per chassis
24
60
144
144
Logical density per module combination
(specified line module and all supported I/O modules)
Logical E1s per cOCx/STMx F0 line module
252
63 per
OC3/STM1
252
63 per
OC3/STM1
252
63 per
OC3/STM1
252
63 per
OC3/STM1
Logical E3s per COCX-F3 line module
12
12
12
12
Logical fractional E1s (DS0) per cOCx/STMx F0 line
module
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
Logical fractional T1s (DS0) per cOCx/STMx F0 line
module
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
2000
500 per
OC3/STM1
Logical fractional T1s (DS0) per CT3/T3-F0 line module
1992
166 per T3
1992
166 per T3
1992
166 per T3
1992
166 per T3
Logical fractional T3s (DS3) per COCX-F3 line module
12
12
12
12
Logical T1s per cOCx/STMx F0 line module
336
84 per
OC3/STM1
336
84 per
OC3/STM1
336
84 per
OC3/STM1
336
84 per
OC3/STM1
Logical T1s per CT3/T3-F0 line module
336
28 per T3
336
28 per T3
336
28 per T3
336
28 per T3
Logical T3s per COCX-F3 line module
12
12
12
12
Logical T3s per cOCx/STMx F0 line module
12
3 per
OC3/STM1
12
3 per
OC3/STM1
12
3 per
OC3/STM1
12
3 per
OC3/STM1
Logical T3s per CT3/T3-F0
12
12
12
12
Logical T3s per OCx/STMx/DS3-ATM line module with
4xDS3 ATM I/O module
4
4
4
4
Table 2: Physical and Logical Density Maximums (continued)
Feature
ERX310
ERX705 and
ERX710
ERX1410
ERX1440